package com.wmz.common.valid;

import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * @author wmz
 * @date 2024/7/27 14:24
 * @description ListValueConstraintValidator
 */
public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {
    private Set<Integer> set = new HashSet<>();

    /**
     * 初始化方法
     * @param constraintAnnotation ListValue注解
     */
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] vals = constraintAnnotation.vals();
        if(ObjectUtils.isNotNull(vals)) {
            for (int val : vals) {
                set.add(val);
            }
        }
    }

    /**
     * 判断是否校验成功
     * @param integer 需要校验的值
     * @param constraintValidatorContext
     * @return
     */
    @Override
    public boolean isValid(Integer integer, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(integer);
    }
}
